- Oregon State University. Extension Service[remove]50
- Olsen, Jeff L.9
- Pscheidt, Jay W.9
- Peachey, Ronald Edward8
- Pacific Northwest Cooperative Extension5
- Hart, John M. (John Mervyn), 1947 4
- Dreves, Amy J.3
- Langellotto, Gail Ann3
- Lesmeister, Marilyn3
- Lundeberg, Roberta3
- Peachey, Ed3
- United States. Department Of Agriculture3
- University Of Idaho. Extension3
- Washington State University. Extension3
- Anderson, Nicole P.2
- Angima, Sam D.2
- Emanuel, Robert2
- Horneck, Donald Arthur2
- Long, L. E. (Lynn Edwards), 1953 2
- Mellbye, Mark Edward2